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Integrated Science Review

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  • What are the two categories that make up pure substances?
    Elements and compounds
  • What is the space above the earth called?
    Atmosphere
  • What is matter?
    Matter is anything that takes up space.
  • This image helps to demonstrate which property of air?
    Air has mass
  • Is the following image an example of elements, compounds or mixtures?
    Mixtures
  • What is the solvent in the picture?
    Water
  • This gas is used to help make fertiliser
    Nitrogen
  • Sandy water is an example of a solution, a colloid or a suspension?
    Suspension
  • Name one of the other gases that make up the 1% of air.
    Argon, carbon dioxide, water vapour, hydrogen, ozone, helium, methane, etc
  • This gas is used to help people breathe
    Oxygen
  • Matter can be broken down into two categories. What are they?
    Pure substances or mixtures
  • When we breathe in, the rib cage moves down and inwards. True or False?
    False
  • How many layers make up the atmosphere?
    5
  • What is breathing?
    Breathing is the exchange of gases into and out of our bodies.
  • This image helps to demonstrate which property of air?
    Air exert pressure
  • Mixtures can either be ____________ or ___________.
    Homogeneous or heterogeneous
  • When we breathe out, the diaphragm moves upward. True or False?
    True
  • What is the lowest layer of the atmosphere called?
    Troposphere
  • What is the name of the technique that can be used to identify whether a mixture is a solution or a colloid?
    Tyndall Effect
  • A hot air balloon uses which property of air to work?
    Hot air rises (cold air sinks)
  • This image helps to demonstrate which property of air?
    Air occupies space.
  • Oxygen takes up what percentage of air?
    21%
  • Name one of the three parts of the respiratory system that helps us to breathe.
    Ribs, diaphragm, or intercostal muscles
  • What is respiration?
    Respiration is the process of releasing energy from food.
  • This gas is used in fire extinguishers
    Carbon dioxide
  • Milk is an example of a solution, colloid or suspension?
    Colloid
  • Is the following image an example of elements, compounds or mixtures?
    Compounds
  • The particles of a colloid cannot be distinguished by the naked eye. True or false?
    True
  • What is the solute in this picture?
    Salt
  • Which gas can extinguish a lit piece of wood?
    Carbon dioxide
  • This image helps to demonstrate which property of air?
    Air is needed for burning to occur
  • Is the following image an example of elements, compounds or mixtures?
    Elements
  • A glass of koolaid is an example of a solution, a colloid or a suspension?
    Solution
  • Which gas can rekindle a glowing piece of wood?
    Oxygen
  • Which gas makes up 78% of air?
    Nitrogen